Where does light come from? What do colors have to do with light? Light is a form of energy. Life on Earth is made possible because light from the sun carries heat to the earth. This book explores the essential concepts of lightphotons, color, refraction, light rays and waves, etc.through a series of easy-to-do experiments readers will enjoy doing.
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格式 PDF ● 网页 48 ● ISBN 9781580136426 ● 出版者 Lerner Publishing Group ● 发布时间 2007 ● 下载 3 时 ● 货币 EUR ● ID 5923368 ● 复制保护 Adobe DRM
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